reef Synonyms

shoal barrier reef sandbank rand coral reef syrtis rein in fringing reef coral island waterfront skerry sandbar sand bar slow spit syrt vein undertow trim scabrate shallows Shoals Witwatersrand reefs snug down take in sail shelf holm foreland eyot edge delta curb crag cliff chersonese cay brake beach bar bank backwater atoll archipelago island isle islet shelves shallow seaboard